<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@page import="de.laures.cewolf.ChartPostProcessor"%>
<%@page import="java.awt.*" %>
<%@page import="java.util.*"%>
<%@page import="de.laures.cewolf.*"%>
<%@page import="de.laures.cewolf.cpp.*"%>
<%@page import="de.laures.cewolf.example.*"%>
<%@page import="de.laures.cewolf.links.*"%>
<%@page import="de.laures.cewolf.taglib.CewolfChartFactory" %>
<%@page import="de.laures.cewolf.tooltips.*"%>
<%@page import="org.jfree.chart.*"%>
<%@page import="org.jfree.chart.event.ChartProgressEvent" %>
<%@page import="org.jfree.chart.event.ChartProgressListener" %>
<%@page import="org.jfree.chart.plot.*"%>
<%@page import="org.jfree.data.*"%>
<%@page import="org.jfree.data.category.*"%>
<%@page import="org.jfree.data.gantt.*"%>
<%@page import="org.jfree.data.general.*"%>
<%@page import="org.jfree.data.time.*"%>
<%@page import="org.jfree.data.xy.*"%>
<%@taglib uri="http://cewolf.sourceforge.net/taglib/cewolf.tld" prefix="cewolf" %>
<jsp:useBean id="pieEnhancer" class="de.laures.cewolf.cpp.PieEnhancer" />
<%
	  DatasetProducer xyData = new DatasetProducer() {
		    public Object produceDataset(Map params) {
		      XYSeries xys = new XYSeries("Example XY Dataset");
		      double last = 0.0;
		      for (int i = -50; i <= 50; i++) {
		        double y = last + ((Math.random() * 100) - 50.0);
		        xys.add((double) i, y);
		        last = y;
		      }
		      XYSeries xys2 = new XYSeries("Example XY Dataset2");
		      double last2 = 0.0;
		      for (int i = -50; i <= 50; i++) {
		        double y = last2 + ((Math.random() * 100) - 50.0);
		        xys2.add((double) i, y);
		        last2 = y;
		      }
		      XYSeriesCollection col = new XYSeriesCollection();
		      col.addSeries(xys);
		      col.addSeries(xys2);
		      return col;
		    }
		    public String getProducerId() {
		      return "XYDataProducer";
		    }
		    public boolean hasExpired(Map params, Date since) {
		      return false;
		    }
		  };
		  pageContext.setAttribute("xyData", xyData);
		  
		  DatasetProducer categoryData = new DatasetProducer() {
			    public Object produceDataset(Map params) {
			      final String[] categories = { "apples", "pies", "bananas", "oranges" };
			      final String[] seriesNames = { "Peter", "Helga", "Franz", "Olga" };
			      final Integer[][] startValues = new Integer[seriesNames.length][categories.length];
			      final Integer[][] endValues = new Integer[seriesNames.length][categories.length];
			      for (int series = 0; series < seriesNames.length; series++) {
			        for (int i = 0; i < categories.length; i++) {
			          int y = (int) (Math.random() * 10 + 1);
			          startValues[series][i] = new Integer(y);
			          endValues[series][i] = new Integer(y + (int) (Math.random() * 10));
			        }
			      }
			      DefaultIntervalCategoryDataset ds = new DefaultIntervalCategoryDataset(seriesNames, categories, startValues, endValues);
			      return ds;
			    }
			    public String getProducerId() {
			      return "CategoryDataProducer";
			    }
			    public boolean hasExpired(Map params, Date since) {
			      return false;
			    }
			  };
			  pageContext.setAttribute("categoryData", categoryData);
%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<div>
<cewolf:chart id="areaXYChart" title="AreaXY" type="areaxy" >
    <cewolf:data>
        <cewolf:producer id="xyData" />
    </cewolf:data>
</cewolf:chart>
<cewolf:img chartid="areaXYChart" renderer="/cewolf" width="800" height="400"/>
</div>
<div>
	<cewolf:chart id="areaChart" title="Area" type="area" xaxislabel="Fruit" yaxislabel="favorite" >
    <cewolf:data>
        <cewolf:producer id="categoryData" />
    </cewolf:data>
</cewolf:chart>
<cewolf:img chartid="areaChart" renderer="/cewolf" width="800" height="400"/>
</div>
</body>
</html>